When a public security organ detains a person, it must produce a detention permit.
After detention, the detained person shall be immediately sent to the detention center for custody, and shall not exceed twenty-four hours. Unless it is impossible to notify or the notification of suspected crimes endangering national security or terrorist activities may hinder the investigation, the family members of the detained person shall be notified within 24 hours after detention.
After the circumstances that hinder the investigation disappear, the family members of the detained person shall be notified immediately.
What the family members of criminal detention can do includes preparing basic clothes for the perpetrators, and taking the detention notice with them when sending money and goods to the detention center for the first time.
Family members should consult a professional criminal lawyer as soon as possible, or hire a lawyer to meet the people involved in the detention at the detention center. Lawyers can roughly judge the trend of the case and plan the next measures and methods.
Unless it is impossible to notify or the notification of suspected crimes endangering national security or terrorist activities may hinder the investigation, the family members of the detained person shall be notified within 24 hours after detention. After the circumstances that hinder the investigation disappear, the family members of the detained person shall be notified immediately.
Legal basis: Article 86 of the Criminal Procedure Law of People's Republic of China (PRC).
The public security organ shall interrogate the detained person within 24 hours after detention. If it is found that it should not be detained, it must be released immediately and a release certificate will be issued.
Article 87
When the public security organ requests the arrest of a criminal suspect, it shall write a letter of approval of the arrest, together with the case file and evidence, and transfer it to the people's procuratorate at the same level for examination and approval. When necessary, the people's procuratorate may send people to participate in the discussion of major cases by public security organs.
Article 88
After the people's procuratorate has examined and approved the arrest, it may interrogate the criminal suspect; In any of the following circumstances, the criminal suspect shall be interrogated:
(1) Having doubts about whether the conditions for arrest are met;
(2) The criminal suspect requests to make a face-to-face statement to the procurator;
(3) There may be major illegal acts in the investigation activities.
When examining and approving an arrest, the people's procuratorate may question witnesses and other participants in the proceedings and listen to the opinions of defense lawyers; If a defense lawyer makes a request, he shall listen to the opinions of the defense lawyer.